Tupac Shakur murder trial set for last living suspect

Nearly 30 years after Tupac Shakur's 1996 killing in Las Vegas, Duane "Keffe D" Davis, the last living suspect, is set to stand trial starting Aug. 10. Davis, 63, is accused of orchestrating the drive-by shooting that killed the rap icon and wounded Marion "Suge" Knight. He has pleaded not guilty. The trial could finally shed light on one of hip-hop's most enduring mysteries.